Plant measurement and Double-Check

We changed the piece of wood ( in the tank ) with a bigger piece to make the tank less empty.

This plant is about 17.9 cm long/tall (from stem to leaf) and it had grown 0.8 cm longer.

This plant is about 14.7 cm long/tall (from stem to leaf) and it had grown 0.2 cm longer.

This two plants (shown above) are the plants we are going to measure every week to see if it is growing healthy.
Doulble-check on our project
Plants: Growing well, none going to dry up...
Fishes: Strength:9 Present 9 ;All healthy
Water pump: Working good, no problem with it.
Air pump: Working good, no problem with it.
Lamp: Working good, no problem with it.
Ornaments: All in good condition.